61.   None has yet had a serious accident, GM said.

62.   Officer John Carey said Wednesday that several suspects expressed remorse, particularly when he pointed out that a missing stop sign could cause a serious accident.

63.   Other studies found that neglecting the lap belt raised the risk of death in a serious accident, though not as much as wearing no seat belt at all.

64.   Over the years, there have been many serious accidents.

65.   Rather, he said, the photographer had only responded to the report of a serious accident.

66.   Spokesmen for the State Patrol in Nebraska and Iowa said on Sunday afternoon that no deaths or serious accidents had been reported on interstate or state highways.

67.   State officials say they care because carloads of teenagers and new drivers who are on the roads late at night are often involved in serious accidents.

68.   The family spent a lot of time in therapy after a serious accident earlier in the year.

69.   The first races were a success, but with spectators separated from the cars by only a rope in some cases, a serious accident was almost preordained.

70.   The law grew out of studies that show driver inattention is a major cause of serious accidents.